Home / 3,576.60-4,935.76-2,318.16

Finding the Fourth Proportional to 3,576.60, 4,935.76 and 2,318.16

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Solution

The fourth proportional to 3,576.60, 4,935.76 and 2,318.16 is: 3,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.60 : 4,935.76 = 2,318.16 : x
  2. Step 2: Convert to fraction form
    3,576.60/4,935.76 = 2,318.16/x
  3. Step 3: Cross multiply
    3,576.60x = 4,935.76 × 2,318.16
  4. Step 4: Simplify right side
    3,576.60x = 11,441,875.61
  5. Step 5: Solve for x
    x = 11,441,875.61/3,576.60
  6. Step 6: Final answer
    x = 3,199.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.